AdGuardHome/internal/dhcpd/dhcpd_test.go
Eugene Burkov c9d2436d77 Pull request: 2574 external tests vol.3
Merge in DNS/adguard-home from 2574-external-tests-3 to master

Updates #2574.

Squashed commit of the following:

commit 29d429c65dee2621ca503710a7ba9522f14f55f9
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Thu Feb 4 20:06:57 2021 +0300

    all: finally fix spacing

commit 9e3a3be63b74852a7802e3f1832648444b58e4d0
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Thu Feb 4 19:59:09 2021 +0300

    aghtest: polish spacing

commit 8a984159fe813b95b989803f5b8b78d01a41bd39
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Thu Feb 4 18:44:47 2021 +0300

    all: fix linux tests, imp code quality

commit 0c1b42bacba1b23fa847e1fa032579c525b3eaa1
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Thu Feb 4 17:33:12 2021 +0300

    all: mv testutil to aghtest package, imp tests
2021-02-04 20:35:13 +03:00

135 lines
3.5 KiB
Go

// +build aix darwin dragonfly freebsd linux netbsd openbsd solaris
package dhcpd
import (
"bytes"
"net"
"os"
"testing"
"time"
"github.com/AdguardTeam/AdGuardHome/internal/aghtest"
"github.com/stretchr/testify/assert"
)
func TestMain(m *testing.M) {
aghtest.DiscardLogOutput(m)
}
func testNotify(flags uint32) {
}
// Leases database store/load
func TestDB(t *testing.T) {
var err error
s := Server{}
s.conf.DBFilePath = dbFilename
conf := V4ServerConf{
Enabled: true,
RangeStart: net.IP{192, 168, 10, 100},
RangeEnd: net.IP{192, 168, 10, 200},
GatewayIP: net.IP{192, 168, 10, 1},
SubnetMask: net.IP{255, 255, 255, 0},
notify: testNotify,
}
s.srv4, err = v4Create(conf)
assert.Nil(t, err)
s.srv6, err = v6Create(V6ServerConf{})
assert.Nil(t, err)
l := Lease{}
l.IP = net.IP{192, 168, 10, 100}
l.HWAddr, _ = net.ParseMAC("aa:aa:aa:aa:aa:aa")
exp1 := time.Now().Add(time.Hour)
l.Expiry = exp1
srv4, ok := s.srv4.(*v4Server)
assert.True(t, ok)
srv4.addLease(&l)
l2 := Lease{}
l2.IP = net.IP{192, 168, 10, 101}
l2.HWAddr, _ = net.ParseMAC("aa:aa:aa:aa:aa:bb")
err = s.srv4.AddStaticLease(l2)
assert.Nil(t, err)
_ = os.Remove("leases.db")
s.dbStore()
s.srv4.ResetLeases(nil)
s.dbLoad()
ll := s.srv4.GetLeases(LeasesAll)
assert.Equal(t, "aa:aa:aa:aa:aa:bb", ll[0].HWAddr.String())
assert.True(t, net.IP{192, 168, 10, 101}.Equal(ll[0].IP))
assert.EqualValues(t, leaseExpireStatic, ll[0].Expiry.Unix())
assert.Equal(t, "aa:aa:aa:aa:aa:aa", ll[1].HWAddr.String())
assert.True(t, net.IP{192, 168, 10, 100}.Equal(ll[1].IP))
assert.Equal(t, exp1.Unix(), ll[1].Expiry.Unix())
_ = os.Remove("leases.db")
}
func TestIsValidSubnetMask(t *testing.T) {
assert.True(t, isValidSubnetMask([]byte{255, 255, 255, 0}))
assert.True(t, isValidSubnetMask([]byte{255, 255, 254, 0}))
assert.True(t, isValidSubnetMask([]byte{255, 255, 252, 0}))
assert.False(t, isValidSubnetMask([]byte{255, 255, 253, 0}))
assert.False(t, isValidSubnetMask([]byte{255, 255, 255, 1}))
}
func TestNormalizeLeases(t *testing.T) {
dynLeases := []*Lease{}
staticLeases := []*Lease{}
lease := &Lease{}
lease.HWAddr = []byte{1, 2, 3, 4}
dynLeases = append(dynLeases, lease)
lease = new(Lease)
lease.HWAddr = []byte{1, 2, 3, 5}
dynLeases = append(dynLeases, lease)
lease = new(Lease)
lease.HWAddr = []byte{1, 2, 3, 4}
lease.IP = []byte{0, 2, 3, 4}
staticLeases = append(staticLeases, lease)
lease = new(Lease)
lease.HWAddr = []byte{2, 2, 3, 4}
staticLeases = append(staticLeases, lease)
leases := normalizeLeases(staticLeases, dynLeases)
assert.Len(t, leases, 3)
assert.True(t, bytes.Equal(leases[0].HWAddr, []byte{1, 2, 3, 4}))
assert.True(t, bytes.Equal(leases[0].IP, []byte{0, 2, 3, 4}))
assert.True(t, bytes.Equal(leases[1].HWAddr, []byte{2, 2, 3, 4}))
assert.True(t, bytes.Equal(leases[2].HWAddr, []byte{1, 2, 3, 5}))
}
func TestOptions(t *testing.T) {
code, val := parseOptionString(" 12 hex abcdef ")
assert.EqualValues(t, 12, code)
assert.True(t, bytes.Equal([]byte{0xab, 0xcd, 0xef}, val))
code, _ = parseOptionString(" 12 hex abcdef1 ")
assert.EqualValues(t, 0, code)
code, val = parseOptionString("123 ip 1.2.3.4")
assert.EqualValues(t, 123, code)
assert.True(t, net.IP{1, 2, 3, 4}.Equal(net.IP(val)))
code, _ = parseOptionString("256 ip 1.1.1.1")
assert.EqualValues(t, 0, code)
code, _ = parseOptionString("-1 ip 1.1.1.1")
assert.EqualValues(t, 0, code)
code, _ = parseOptionString("12 ip 1.1.1.1x")
assert.EqualValues(t, 0, code)
code, _ = parseOptionString("12 x 1.1.1.1")
assert.EqualValues(t, 0, code)
}